Lock latch



FIG. 1 is a front perspective view of a lock latch showing my newdesign;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a left side elevational view;

FIG. 4 is a top plan view thereof;

FIG. 5 is a bottom plan view thereof; and,

FIG. 6 is a rear elevational view thereof.

CLAIM The ornamental design for a lock latch, as shown and described. 